diff --git a/core/src/main/java/org/lsposed/lspd/nativebridge/ResourcesHook.java b/core/src/main/java/org/lsposed/lspd/nativebridge/ResourcesHook.java
index 99fa43fc..1b6b0875 100644
--- a/core/src/main/java/org/lsposed/lspd/nativebridge/ResourcesHook.java
+++ b/core/src/main/java/org/lsposed/lspd/nativebridge/ResourcesHook.java
@@ -23,8 +23,6 @@ package org.lsposed.lspd.nativebridge;
 import android.content.res.Resources;
 import android.content.res.XResources;
 
-import java.lang.reflect.Constructor;
-
 import dalvik.annotation.optimization.FastNative;
 
 public class ResourcesHook {
diff --git a/hiddenapi/stubs/src/main/java/dalvik/annotation/optimization/FastNative.java b/hiddenapi/stubs/src/main/java/dalvik/annotation/optimization/FastNative.java
deleted file mode 100644
index 6c8379dd..00000000
--- a/hiddenapi/stubs/src/main/java/dalvik/annotation/optimization/FastNative.java
+++ /dev/null
@@ -1,11 +0,0 @@
-package dalvik.annotation.optimization;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-@Retention(RetentionPolicy.CLASS)
-@Target(ElementType.METHOD)
-public @interface FastNative {
-}